1.   The profit comes, as always, from buying low and selling high.

2.   Insiders at Xircom, a technology concern, showed great timing when they sold shares high and bought low.

3.   In the simplest terms, the gray marketeers make their money by buying low and selling high.

4.   Jeffrey and Smith are betting that power deregulation will allow AmerGen to operate on the premise of buying low and selling high.

5.   The brokers profit by buying low and selling high -- a task that has gotten harder under the new rules.

6.   While long investors want to buy low and sell high, shorts want to do the same, in reverse order.